1 /* $OpenBSD: statvfs.c,v 1.1 2008/03/22 19:18:42 otto Exp $ */ 2 3 /* 4 * Copyright (c) 2008 Otto Moerbeek <otto@drijf.net> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <sys/param.h> 20 #include <sys/mount.h> 21 #include <sys/statvfs.h> 22 23 static void 24 cvt_statfs_to_statvfs(const struct statfs *fsp, struct statvfs *vfsp) 25 { 26 vfsp->f_bsize = fsp->f_iosize; /* XXX */ 27 vfsp->f_frsize = fsp->f_bsize; /* XXX */ 28 29 vfsp->f_blocks = fsp->f_blocks; 30 vfsp->f_bfree = fsp->f_bfree; 31 vfsp->f_bavail = fsp->f_bavail < 0 ? 0 : fsp->f_bavail; 32 33 vfsp->f_files = fsp->f_files; 34 vfsp->f_ffree = fsp->f_ffree; 35 vfsp->f_favail = fsp->f_favail < 0 ? 0 : fsp->f_favail; 36 37 vfsp->f_fsid = fsp->f_fsid.val[0]; /* XXX */ 38 vfsp->f_flag = 0; 39 if (fsp->f_flags & MNT_RDONLY) 40 vfsp->f_flag |= ST_RDONLY; 41 if (fsp->f_flags & MNT_NOSUID) 42 vfsp->f_flag |= ST_NOSUID; 43 vfsp->f_namemax = fsp->f_namemax; 44 } 45 46 int 47 fstatvfs(int fd, struct statvfs *p) 48 { 49 struct statfs sb; 50 int ret; 51 52 ret = fstatfs(fd, &sb); 53 if (ret == 0) 54 cvt_statfs_to_statvfs(&sb, p); 55 return (ret); 56 } 57 58 int 59 statvfs(const char *path, struct statvfs *p) 60 { 61 struct statfs sb; 62 int ret; 63 64 ret = statfs(path, &sb); 65 if (ret == 0) 66 cvt_statfs_to_statvfs(&sb, p); 67 return (ret); 68 } 69 70